Is it essential to get ethical clearance to conduct a questionnaire survey on nutritional status of the children?

one of my colleagues doing research and collecting data on nutritional status of children using questionnaires and direct observation. whether ethical clearance certificate is needed for this study.

01 February 2018 6,152 10 View

How can we differentiate the sodic (Na) soil and alkaline soil?

does the sodicity (high sodium in water or soil) and alkalinity are different?

11 December 2017 1,571 1 View

Are there any relationship between water temperature and the presence of heavy metals in water?

trying to explain the relationship in the lagoon water systems under water quality studies

10 November 2016 6,235 0 View

How to calculate the total organic loading rate (TOLR) in terms of chemical oxygen demand (COD)?

03 April 2016 3,246 12 View

What are the possible methods to eradicate Eichornia sp from lagoon eco system?

In most of the places they are following mechanical removal

03 April 2016 520 0 View

Is it worth to publish our research paper in Online international journals?

there are several online journals are emerging during these days. without having impact factors

07 August 2014 406 0 View

Is it possible to estimate the runoff from the residential area to the river using rainfall data and land area?

I'm looking to estimate the runoff as part of my research study (PhD) by collecting the data on daily rainfall and land area of that particular place.

02 March 2014 3,816 6 View

Is Journal of Agricultural Research a predator?

it is published by Juniper

28 February 2021 354 4 View

Where can I obtain agricultural land use data for Wales, UK?

The Gower peninsula around Swansea is my target area

16 February 2021 7,473 3 View

How to differentiate the economic productivity in agriculture and in manufacturing sector?

Most of the references I found were on the economic productivity in agriculture but very limited application in manufacturing sector. I would appreciate if anyone could share the references on...

15 February 2021 8,342 7 View

What are the available keys and descriptions for the identification of lice and fleas in domesticated animals?

I am an undergraduate student at the University of Peradeniya Sri Lanka, currently working on ecto-parasites in domesticated animals. I found difficulties in the identification due to a lack of a...

15 February 2021 277 1 View

What are the ways to test the knowledge level of agricultural labourer about their day to day work?

what kind of test can I do for testing the level of knowledge about their daily operation?

03 February 2021 7,583 10 View

Why is Fermented Plant Juice (FPJ) always diluted with water? Could it be diluted with other solvents such as rice water?

I am currently making a research paper with my classmates in Philippine Science High School and we are trying to find references that mixed Fermented Plant Juice with other solvents instead of...

17 January 2021 5,099 4 View

What do you think about spatially based sustainable agriculture?

I am currently researching sustainable agriculture. I am interested in elaborating the LCA method and spatial mapping analysis. Most of the sustainable agricultural research only looks at 3...

17 January 2021 6,201 6 View

Which LCIA method is most suitable for assessing the impacts of nitrate leaching in groundwater (eutrophication )?

The eutrophication of groundwater by nitrate leaching is major environmental problem in Germany, especially in areas with intensive agriculture and high N-fertilizer inputs. In addition there are...

16 January 2021 5,182 7 View

Can you suggest literature studying the conditions information and evidence can influence manager decisions in social impact sectors?

I am working on improving the use of digital innovations at scale globally. Most of the innovations I work with provide relevant knowledge on improving the performance of projects, programs, and...

16 January 2021 1,120 5 View

In the Venusian atmosphere why doesn't Nitrogen which is much lighter Carbon Dioxide float to the upper regions?

Carbon dioxide on Earth weighs 44 g/mol and has a density of around 1.98 kg/m3, about 1.53 times that of air. Nitrogen gas weighs 28 g/mol and has a density of 1.2506 g/L. During limnic eruptions...

15 January 2021 8,733 4 View